# Questions Asked onJuly 16, 2008

1. ## Physics

A bird, accelerating from rest at a constant rate, experiences a displacement of 28 m in 11 s. What is its acceleration? A. 0.21 B. 0.46 C. 0.64 D. 0.78 E. 0.97 acceleration= change in velocity/change in time and the velocity= change in displacement

2. ## physics class-Help!!!

A 3.0 m rod is pivoted about its left end.A force of 6.0 N is applied perpendicular to the rod at a distance of 1.2 m from the pivot causing a ccw torque, and a force of 5.2 is applied at the end of the rod 3.0 m from the pivot. The 5.2 N is at an angle of

3. ## Chemistry

Heres the question: "In determining the simplest formula of lead sulfide, 2.46 grams of lead are placed in a crucible with 2.00 grams of sulfur. When the reaction is complete, the product has a mass of 3.22 grams. What mass of sulfur should be used to in

4. ## Physics

Displacement is which of the following types of quantities? A. vector B. scalar C. magnitude D. dimensional My answer is A. vector...I just want to confirm this is the correct answer.

5. ## Science

Is an ice cube a mineral?

6. ## trig

establish the identity: cot(A-B)= cotAcotB+1/cotB-cotA thanks for any help at all

7. ## Math

Edgar Anderson earns \$200 a week plus a 15% commission on all sales over \$1,000. If Mr. Anderson's sales for one week are \$2,500, what is his gross pay for that week? A. \$350 B. \$425 C. \$525 D. \$575

8. ## physics

the question is this: suppose you want to design an air-bag system that can protect the driver in an head-on collision at a speed of 100 km/h. estimate how fast the airbag must inflate to protect the driver-- I GOT THE CORRECT ANSWER TO THIS ONE ALREADY.

9. ## Math

Angelo earns \$2,080 each month. His total deductions are 30% of his pay. How much is deducted from his pay each month? A. \$62.40 B. \$624.00 C. \$69.33 D. \$693.33

10. ## chemistry

Name OH ! CH3 - CH2 - CH - CH2 - CH3

11. ## INTRODUCTION TO PSYCHOLOGY

What are some of the ways that Psychologists attempt to explain human behavior? One of the major debates within the field of Psychology is the degree to which nature versus nurture shape human behaviors and traits. What comprises our nature? How would you

12. ## Math 116 algebra please check

Solve the following system of equations x + 6y =4(1) x = 9-6y (2) What is the solution of the system N There is no solution

13. ## Math

Angelo earns \$2,080 each month. His total deductions are 30% of his pay. How much is deducted from his pay each month? A. \$62.40 B. \$624.00 C. \$69.33 D. \$693.33 i got C what i did is rate = base / percent Is what im doing right

14. ## Math

paul can type 60 words per minute and jen can type 80 words per minute. how dose puls typing speed compare to jen? 1.Paul can type 1/4 as fast as Jen. 2.Paul can type 1/3 as fast as Jen. 3.Paul can type 3/4 as fast as Jen. 4.Paul can type 1 1/3 times as

15. ## Managerial Economics- need help

Basic Estimating – Week 2 A security analyst specializing in the stocks of the motion picture industry the relation between the number of movie theater tickets sold in December and the annual level of earnings in the motion picture industry. Time-series

16. ## Science

Helloo.. i got a worksheet about compounds,elements andnumber of elements. it tells me to list the elements and number of atoms found in each of the compounds and i don't understand how to do get the elements and the # of atoms in the equation.. PLease

17. ## Math 116 algebra please check

The function H described by H(x)= 2.75x + 71.48 can be used to predict the height in centimeter of a woman whose humerus ( the bone from the elbow to the shoulder) is x cm long Predict the height of a woman whose humerus is 37cm long The predicted height

18. ## algebra

The stopping distance d of a car after the brakes have been applied varies directly as the square of the speed r. if the car traveling 70mph cab stop in 270ft, how many feet will it take the same car to stop when it 1s traveling 50 mph

19. ## Math

Find another name for the given number, but with the deniominator indicated. Use multiplication by 1. 2/7= ?/14

20. ## Math 116 algebra please check

Solve by elimination method 2x + 3y =1 4x + 6y =2 What is the solution of the system N there is no solution

21. ## chemistry

A calorimeter consists of an interior metal bomb (container) surrounded by 2.22 kg of water all contained within an insulated exterior wall. A sample of propane, C3H8, weighing 6.89g, was burned in the calorimeter with excess oxygen. As a result of the

22. ## To Dylan - re English summer essay

I just reread your posts from this morning, and I'm confused about a few things: 1. The directions clearly state that you are to write a five-paragraph paper. "In a five-paragraph essay, discuss which author was more successful in creating a good piece of

23. ## Math

A certain alloy contains 5.25% copper. How much copper is there in a piece weighing 200 pound? A)1.50 pounds B)105 poounds C)10.5 pounds D)1050 pounds i think its D am i right

24. ## MAth

The graph and table below give the monthly principal and interest payments for a mortgage from 1999 to 2004. Use this information to predict the payment for 2005.Year Payment 1999 \$578 2000 613 2001 654 2002 675 2003 706 2004 730 2005

25. ## Calc.

What function would have a derivative of ƒ′(x) = 12x2 + 4x − 10? Explain how you arrived at your answer...I believe the answer is this: f(x)=4x^3+2x^2-10x...and I got this using the power rule and multiplying. Thanks.

26. ## math

1. a door code is made up of six unique digits the last digit is 8. 2.oddd and even digits alternate(o is even) 3.the difference of the adjacent is always bigger than 1. 4.the first 2 digits (reads as one number)as well as he two middle digits(as one

27. ## Math

567 vacuums were sold this year the previous year 540 vacuums were sold what is the percent of increase in sales from last year to this year? 1.20% 2.5% 3.50% 4.150% Is it 105% percent can you help?

28. ## chemistry

name CH3 - CH = C - CH3 ! Cl

29. ## Math

theres a question on my homework packet. Here it is: -The Data contains 7 elements. -all the elements are greater than 6 but less than 24. -the mode of the set is 18 -the range and the mean are 15 -the meadian is 16 -The set cobtains exactley 3 odd numbers

30. ## Math 116 algebra please check

Solve 8x - (5x + 7)= 17 The solution is x= 8

31. ## Math 116 algebra please check

Solve 5/2x + 1/4x = 9/4 + x The solution is x 9/10

32. ## English/Lit

In "Holy Sonnet 10" (John Donne) the way the speaker addresses death is: a) respectful b)kind c)sympathetic d)disrespectful I chose d. The Puritans believed: a)the doctorine of predestination b)God sympathized with Catholic views c)the Roman Catholic

33. ## biology

can h202 be broken down by catalysts other than those found in living systems ?

34. ## education

I know how to do a annotated biblography but doing an outline is harder for me. I don't know where to find more info on Should Teachers Have the Authority to Remove Disruptive Students from Their Classes Permanently? I think im going to do this one for my

35. ## Math 116 algebra please check

Solve using the multiplication principle. 10x= -90 The solution is x = -9 please check

36. ## english

What are the subjects, predicates, adjective phrases, adverb phrases, infinitive phrases, etc. in these sentences? Manteris, author of Super Bookie, was responsible for making proposition bets a huge business when, in 1985, he offered 20-to-1 odds at

37. ## Math (Check problem

Subtract and Simpfly 2) 2/3 - 1/2 my answear: 1/6

38. ## Math 116 algebra please check

Solve for the indicated letter. e=9f, for f The solution is f = 1/9e Please check this

39. ## Math 116 algebra please check

Solve using the multiplication principle -4x > 1/11 The solution is x

40. ## English (Summer Reading Essay)

During the summer of 2008 I read several different books. The two books that I enjoyed most were SUB 4:00 by Chris Lear and Salt A World History by Mark Kurlansky. I have been asked to “…discuss which author was more successful in creating a good piece

41. ## Algebra

1. Solve for x. Collect xs on the LEFT side. The solution should be presented with x first, the correct inequality symbol, then the number. 5(2x – 7) < -8

42. ## Math 116 algebra

Please check this problem Solve 5/2x + 1/4 x = 9/4 + x The solution is x = 9/10 Is this correct.

43. ## Math 116 algebra please check

Solve using the multiplication principle. -4x > 1/11 The solution is x > -1/44 Is this correct

44. ## Computer

What does it mean when it says "copy and paste it in your browser and hit enter" Thanks

45. ## chemistry

Draw 1- fluoro 2- iodobenzene

46. ## biology

How could i understand the biology? can u please give me some reference to look for that.. tnx...

47. ## Math

Divide and simplfy.. 4/7 divided 8/7 so far i inverted the second to get 4/7 X 7/8 = 28/56 now what do i do?

48. ## English

Hi, I would like someone to proofread my movie review. I would like to know if there are any grammar mistakes. I would appreciate someone's feedback. Thanks! =) In the1950s melodrama film called, All that Heaven Allows by Douglas Sirk (1955), Sirk presents

49. ## Math 116 algebra please check

Solve -8¡Ü4x-7¡Ü-2 The solution is -1/4,5/4

51. ## Math 116 algebra please check

solve using the multiplication principle. -5/6x = -7/8 Th solution is x=21/20

52. ## health

what are three disadvantages of HIPAA?

53. ## Math

How do i find the prime factorization of 225?

55. ## biology

Can you explain what happens with PCR?

56. ## Math 116 algebra please check

Solve the following systems of equations x + 6y = (1) x+ 9 - 6y (2) What is the solution of the system? I get N for no solution

57. ## Math 116 algebra please check

Solve by the substitution method 3x + 7y =15 x=16-6y What is the solution of the system (-2,3)

58. ## his

How did Reagan's policies reflect conservative politics and contribute to stimulation of the economy?

59. ## Math 116 algebra please check

Solve 0.3x + 8 < 1.1x-9 The solution is x > 85/7 The problem with the greater than sign has a line under it but I can get it to work correctly from my word document

60. ## Math

Add and simpfly.. 7/27 + 1/43 + 3/10

61. ## marketing

what is internal marketing?

62. ## Calc.

What is the derivative of this: not sure because of the pi.... f(x)=x^pi Thanls.

63. ## education

Student safety on field trips Do you have a responsibility to limit their rights? ·Identify the rights and responsibilities you will have as a teacher. How will your responsibilities as a teacher influence the rights of your students? Is it fair to

64. ## schedules

I am having trouble with making a schedule for my classroom.The schedule has to be a school-related tasks.I have the info to put in, but I can't figure out how to make a schedule. Please help.

65. ## HEALTH SERVICES

As an administrator, justify the reasoning behind provider-based delivery and develop a complete launch plan, including a budget and consideration of environmental factors. You must determine how data will be used to support the new service, and consider

66. ## english

persuade cousin to apply for a job in my town

67. ## education

Create an outline of your Educational Debate Persuasive Paper. It should highlight the main points of the paper. Include an annotated bibliography of at least three sources it will use in the paper. Topics to choose from : Should Districts Offer Signing

68. ## AED

Choose four of the emotional characteristics described on p. 375 of the text. For each of the chosen characteristics, identify what you believe is a healthy and appropriate emotional response for a child in infancy, early childhood, middle childhood, and

69. ## Math 116 algebra please check

Graph the equation and identify the y-intercept. y+x= -9 The y- intercept is (0, -9) Is this correct

70. ## Math 116 algebra please check

Evaluate x+y/6 for x =57 and y=3 the answer is x+y/6=10

71. ## Math 116 algebra please check

Solve by the elimination method 3r-7s=-28 7r+3s=70 What is the solution of the system r=7 and s=7

When setting up a production set, what else is important to financial success, aside from linear programming?

73. ## Calc.

How do I deal with square roots and derivatives? Like: f(x)= Sqrtx....the derivative. find

74. ## AED

what are some ways to help parents when their children are on medicine at school? How can we help or reassure them, or should we?

75. ## AED

A child’s perception of self varies by age and emotional development. As a professional, it is important that you recognize a child’s self image as it relates to his or her development. How do strategies that promote a healthier self-image differ as a

77. ## Math 116 algebra please check

Solve -0.8x < -56 The solution is x

78. ## Math 116 algebra please check

Solve using the addition and multiplication principles 5 + 6x < 53 The solution set is < 8

79. ## Math 116 algebra please check

Use the distributive property to help you solve the equation 7(w-5)=21 w=8

HENRY MOORE

81. ## child development

Identify the components of language development in terms of marios progress through school

82. ## english

What are the two kinds of dictionaries?

83. ## chemistry

I am suppose to measure 55mL of 1.0 M hydrochloric acid in a 100 mL graduate and dilute this to 100.0 mL. How do I do this?

I have to create a schedule of school related tasks for a typical teaching day from the time you arrive at school until the time you leave school at the end of the day.

85. ## Math (Check problem

Add the fractions 1) 3/4 + 1/24 my answear: 19/24 i think the lcm is 24. 4X6=24 and 1X24=24

86. ## Test Day

I just want to say thank you all for your help. I going in and will do my best. Again thank you for your prayers and encouragement.

87. ## Math

3/4 changed to percents? would it be 75%

88. ## Thank you all

I walked through the door of opportunity. Yes i took my Ged Test and I feel good about the fact of passing. Thank you all for being there for me. Now I can walk through any door that is place before me. Thank you all again. I can do anything I choose to

89. ## biology

can h202 be broken down by catalysts other than those found in living systems?

90. ## investing

Can some one explain to me the difference between intrinsic value and marlet price? Thanks EY

91. ## science

what is a nanotube?